<html xmlns:th="http://www.thymeleaf.org">
<head>
    <title>hello</title>
</head>
<body>
hi，[[${vv}]]
<hr>
session:[[${session}]]
<hr>
<video width="320" height="240" controls src="/mp4中文.mp4" autoplay></video>
<hr>
request headers:<br>
[[${request.getHeaders()}]]
<hr>
[[${session}]]
<br>
是否登录了：[[${session.final_isLogin==null?"false":session.final_isLogin}]]
<br>
登录的用户：[[${session.final_loginUsername}]]
<br>
用户拥有的角色：[[${session.final_hasRoles}]]
<br>
<!-- Thymeleaf 遍历-->
<span th:each="item:${session.final_hasRoles}">[[${item}]]，</span>
</body>
</html>